/*
 * Copyright 2023 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef GrDeferredDisplayListPriv_DEFINED
#define GrDeferredDisplayListPriv_DEFINED

#include "include/private/chromium/GrDeferredDisplayList.h"

/* *********************************************************************************************** */
/* * Class that adds methods to GrDeferredDisplayList that are only intended for use internal to
    Skia. This class is purely a privileged window into GrDeferredDisplayList. It should never have
    additional data members or virtual methods. */
class GrDeferredDisplayListPriv {
public:
    int numRenderTasks() const
    {
        return fDDL->fRenderTasks.size();
    }

    GrRenderTargetProxy *targetProxy() const
    {
        return fDDL->fTargetProxy.get();
    }

    const GrDeferredDisplayList::LazyProxyData *lazyProxyData() const
    {
        return fDDL->fLazyProxyData.get();
    }

    const skia_private::TArray<GrRecordingContext::ProgramData> &programData() const
    {
        return fDDL->programData();
    }

    const skia_private::TArray<sk_sp<GrRenderTask>> &renderTasks() const
    {
        return fDDL->fRenderTasks;
    }

private:
    explicit GrDeferredDisplayListPriv(GrDeferredDisplayList *ddl) : fDDL(ddl) {}
    GrDeferredDisplayListPriv &operator = (const GrDeferredDisplayListPriv &) = delete;

    // No taking addresses of this type.
    const GrDeferredDisplayListPriv *operator&() const;
    GrDeferredDisplayListPriv *operator&();

    GrDeferredDisplayList *fDDL;

    friend class GrDeferredDisplayList; // to construct/copy this type.
};

inline GrDeferredDisplayListPriv GrDeferredDisplayList::priv()
{
    return GrDeferredDisplayListPriv(this);
}

inline const GrDeferredDisplayListPriv GrDeferredDisplayList::priv() const
{ // NOLINT(readability-const-return-type)
    return GrDeferredDisplayListPriv(const_cast<GrDeferredDisplayList *>(this));
}

#endif
